Player Page

Groenewaldt, K (Katja)
Dob: 2011/02/21 (U14)
Gender: Female
Chess SA id: 2110109646
FIDE id:
Region: West Coast (WCU)
Citizen: RSA
Title(s):
Last active: 2020/03/07 (1560 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1136.1
Current Weighted rating1136.1
Current Weighted performance447.5
Current official/published rating (highest between Raw, WR and WP)1136.1
Current highest rating achieved1195.2
Current floor (min rating allowed)695.2
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±181.6
Current Raw change used (final)0.0
Projected new Raw rating1136.1
Projected new Weighed rating1045.2
Projected new Weighted performance447.5
Projected new final Raw rating (if new WP > new Raw)1136.1
Projected new highest rating1195.2
Projected new floor695.2
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1136.1
Projected effective change (new Official - current Official)=0.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1158.0
Current Weighted rating1158.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1158.0
Current highest rating achieved1199.2
Current floor (min rating allowed)699.2
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±176.0
Current Raw change used (final)0.0
Projected new Raw rating1158.0
Projected new Weighed rating1065.4
Projected new Weighted performance366.4
Projected new final Raw rating (if new WP > new Raw)1158.0
Projected new highest rating1199.2
Projected new floor699.2
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1158.0
Projected effective change (new Official - current Official)=0.0
s
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1146.4
Current Weighted rating1146.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1146.4
Current highest rating achieved1196.4
Current floor (min rating allowed)696.4
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±179.0
Current Raw change used (final)0.0
Projected new Raw rating1146.4
Projected new Weighed rating1054.7
Projected new Weighted performance339.0
Projected new final Raw rating (if new WP > new Raw)1146.4
Projected new highest rating1196.4
Projected new floor696.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1146.4
Projected effective change (new Official - current Official)=0.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 West Coast Schools Prestige 2020 (U9 Girls) 2020/03/07 2020/03/07 West Coast (WCU) Rapid 30 0.60 5 4 1.0 1155.8 1183.6 Analysis
5 Onder Weskus Prestige 2020 (U9 Girls) 2020/02/15 2020/02/22 West Coast (WCU) Standard 60 0.83 6 6 3.0 1145.8 1148.8 Analysis
4 Weskus Topskole 2019 (U9) 2019/07/20 2019/07/20 West Coast (WCU) Rapid 30 0.60 3 3 1.0 1153.7 1196.4 Analysis
3 Western Cape Schools Individuals 2019 (U9 Girls) 2019/05/18 2019/05/19 Eden District (WEG) Standard 60 0.83 6 6 2.0 1195.2 1199.2 Analysis
2 Weskus Skole Prestige Skaak Kampioenskappe 2019 (O9 Dogters) 2019/03/02 2019/04/06 West Coast (WCU) Standard 60 0.83 6 6 3.5 1194.2 1200.0 Analysis
1 St Helenabaai Open 2019 (U8) 2019/02/09 2019/02/09 West Coast (WCU) Rapid 30 0.60 5 4 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Standard All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 32 12 3 17 13.5 42.2 -66.4 1172.8 1106.4
White 17 7 2 8 8.0 47.1 -25.0 1166.8 1141.8
Black 15 5 1 9 5.5 36.7 -113.3 1179.6 1066.3
Standard All 18 7 3 8 8.5 47.2 -23.6 1160.0 1136.4
White 9 4 2 3 5.0 55.6 47.2 1175.1 1222.3
Black 9 3 1 5 3.5 38.9 -94.4 1145.0 1050.5
Rapid All 14 5 0 9 5.0 35.7 -121.4 1189.2 1067.7
White 8 3 0 5 3.0 37.5 -106.3 1157.4 1051.2
Black 6 2 0 4 2.0 33.3 -141.7 1231.5 1089.9
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2120099717 Lewaks, A (Andrea) 4 0.0 0 0 4 0.0 1163.3 -425.0 738.3 View list
2 2120110238 Burger, M (Mari) 2 2.0 2 0 0 100.0 1153.7 425.0 1578.7 View list
3 2110099720 Peters, C (Chantel) 2 1.0 1 0 1 50.0 1175.0 0.0 1175.0 View list
4 210090539 Cloete, L (Leigh-Marcia) 2 0.5 0 1 1 25.0 1194.7 -212.5 982.2 View list
5 2110131778 Kleynhans, C (Caylen) 2 0.0 0 0 2 0.0 1150.8 -425.0 725.8 View list
6 1110110252 Botha, T (Tristan) 2 0.0 0 0 2 0.0 1153.7 -425.0 728.7 View list
7 2110111789 Owies, C (Chamica) 1 1.0 1 0 0 100.0 1194.2 425.0 1619.2 View list
8 2100111790 Blankenberg, S (Shasa-Lee) 1 1.0 1 0 0 100.0 1194.2 425.0 1619.2 View list
9 2110108152 Badenhorst, A (Anina) 1 1.0 1 0 0 100.0 1195.2 425.0 1620.2 View list
10 2120110242 Esterhuizen, A (Antru) 1 1.0 1 0 0 100.0 1145.8 425.0 1570.8 View list
11 2120131936 Engelbrecht, J (Janke) 1 1.0 1 0 0 100.0 1155.8 425.0 1580.8 View list
12 1120100598 Ellman, A (Andries) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
13 2120131776 Joshua, T (Taveney) 1 1.0 1 0 0 100.0 1145.8 425.0 1570.8 View list
14 2110131780 Van Deventer, P (Pieter-Nel) 1 1.0 1 0 0 100.0 1145.8 425.0 1570.8 View list
15 1110109650 Van Wyk, A (Arian) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
16 2110099724 Joseph, V (Vernitrune) 1 0.5 0 1 0 50.0 1194.2 0.0 1194.2 View list
17 2100106826 Hendricks, L (Lakeisha) 1 0.5 0 1 0 50.0 1195.2 0.0 1195.2 View list
18 2110099719 Meintjies, D (Danielle) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
19 2100108991 Leenderts, S (Shanique) 1 0.0 0 0 1 0.0 1195.2 -425.0 770.2 View list
20 2100108133 Kruger, R (Riasha) 1 0.0 0 0 1 0.0 1195.2 -425.0 770.2 View list